National Insurance No. - 2 FORMS of ID i.e. Birth Certificate, Passport, Driving Licence, Young Persons Citizen Card, Bank Card, Utility Bill
Proof of qualifications - photocopy certificates - make sure it matches what is on your CV & Application Form - include Schools, Colleges etc.
C.V - you could use Europass CV builder - http://europass.cedefop.europa.eu/europass/home/hornav/Downloads/EuropassCV/CVTemplate.csp - this will also allow you to add in your PHOTO
PORTFOLIO of WORK - this could be a paper version with printed colour work, sketches etc. OR/AND a digital/online version too i.e. BLOG, Deviant Art etc.
internet / on-line
@ the JOB CENTRE
Application Form to be sent off in the POST
Some Application Forms can be typed but some ask for a handwritten version
COVERING LETTER - this letter should introduce yourself - where you saw the advert - and most importantly... why you are applying for the job!!